1 image. Burbank Symphony Orchestra, 11 August 1957. William Hinshaw; Ennio Bolognini; Jess Bourglois.; Supplementary material reads: "Music Fiesta. If you haven't been able to make it south of the border this summer, the Burbank Symphony Orchestra is presenting the next best thing next Saturday. It's a 'Holiday in Latin America' concert under the baton of Leo Damiani, to be held in the Burbank Starlight Bowl, starting at 8:15 p.m.... Rehearsing for Saturday's concert (photo at right) are 1st chair French horn, William Hinshaw; guest cellist, Ennio Bolognini; and Jess Bourglois, bass".